.window-wrap{
    position: fixed;
    top:0;
    left: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(0,0,0,.6);
    width: 100%;
    height: 100%;
    z-index: 9999999;
}
.window-content{
    position: relative;
    .left,.center,.right{
        position: absolute;
        top:0;
    }
}
